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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Illuminate\Console;
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use Psr\Container\ContainerInterface;
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\CommandLoader\CommandLoaderInterface;
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use Symfony\Component\Console\Exception\CommandNotFoundException;
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class ContainerCommandLoader implements CommandLoaderInterface
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{
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    /**
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     * The container instance.
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     *
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     * @var \Psr\Container\ContainerInterface
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     */
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    protected $container;
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    /**
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     * A map of command names to classes.
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     *
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     * @var array
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     */
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    protected $commandMap;
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    /**
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     * Create a new command loader instance.
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     *
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     * @param  \Psr\Container\ContainerInterface  $container
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     * @param  array  $commandMap
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     * @return void
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     */
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    public function __construct(ContainerInterface $container, array $commandMap)
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    {
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        $this->container = $container;
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        $this->commandMap = $commandMap;
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    }
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    /**
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     * Resolve a command from the container.
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     *
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     * @param  string  $name
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     * @return \Symfony\Component\Console\Command\Command
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     *
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     * @throws \Symfony\Component\Console\Exception\CommandNotFoundException
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     */
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    public function get(string $name): Command
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    {
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        if (! $this->has($name)) {
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            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
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        }
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        return $this->container->get($this->commandMap[$name]);
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    }
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    /**
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     * Determines if a command exists.
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     *
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     * @param  string  $name
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     * @return bool
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     */
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    public function has(string $name): bool
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    {
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        return $name && isset($this->commandMap[$name]);
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    }
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    /**
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     * Get the command names.
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     *
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     * @return string[]
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     */
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    public function getNames(): array
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    {
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        return array_keys($this->commandMap);
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    }
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}